Unverified Commit da1456e4 authored by Andreas Kemnade's avatar Andreas Kemnade Committed by Mark Brown
Browse files

regulator: dt-bindings: Document TI TPS65185 



Document the TPS65185. GPIO names are same as in the datasheet except for
the PWRUP pad which is described as "enable". That pin is optional because
the rising edge corresponds to setting one register bit and falling edge
to another register bit.

Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: default avatarAndreas Kemnade <andreas@kemnade.info>
Link: https://patch.msgid.link/20260102-tps65185-submit-v3-1-23bda35772f2@kemnade.info


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 0f61b186

Documentation/devicetree/bindings/regulator/ti,tps65185.yaml

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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause

%YAML 1.2

---

$id: http://devicetree.org/schemas/regulator/ti,tps65185.yaml#

$schema: http://devicetree.org/meta-schemas/core.yaml#



title: TI TPS65185 Power Management Integrated Circuit



maintainers:

  - Andreas Kemnade <andreas@kemnade.info>



description:

  TPS65185 is a Power Management IC to provide Power for EPDs with one 3.3V

  switch, 2 symmetric LDOs behind 2 DC/DC converters, and one unsymmetric

  regulator for a compensation voltage.



properties:

  compatible:

    const: ti,tps65185



  reg:

    maxItems: 1



  enable-gpios:

    description:

      PWRUP pin

    maxItems: 1



  pwr-good-gpios:

    maxItems: 1



  vcom-ctrl-gpios:

    maxItems: 1



  wakeup-gpios:

    maxItems: 1



  vin-supply: true



  interrupts:

    maxItems: 1



  regulators:

    type: object

    additionalProperties: false

    patternProperties:

      "^(vcom|vposneg|v3p3)$":

        unevaluatedProperties: false

        type: object

        $ref: /schemas/regulator/regulator.yaml



required:

  - compatible

  - reg

  - pwr-good-gpios

  - vin-supply



additionalProperties: false



examples:

  - |

    #include <dt-bindings/gpio/gpio.h>

    #include <dt-bindings/interrupt-controller/irq.h>

    i2c {

        #address-cells = <1>;

        #size-cells = <0>;



        pmic@18 {

            compatible = "ti,tps65185";

            reg = <0x18>;

            pinctrl-names = "default";

            pinctrl-0 = <&pinctrl_tps65185_gpio>;

            pwr-good-gpios = <&gpio2 7 GPIO_ACTIVE_HIGH>;

            vcom-ctrl-gpios = <&gpio2 9 GPIO_ACTIVE_HIGH>;

            enable-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>;

            wakeup-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;

            vin-supply = <&epdc_pmic_supply>;

            interrupts-extended = <&gpio2 0 IRQ_TYPE_LEVEL_LOW>;



            regulators {

                vcom {

                    regulator-name = "vcom";

                };



                vposneg {

                    regulator-name = "vposneg";

                    regulator-min-microvolt = <15000000>;

                    regulator-max-microvolt = <15000000>;

                };



                v3p3 {

                    regulator-name = "v3p3";

                };

            };

        };

    };